When the Keyboard and Mouse Are Placed/used Correctly, Which Is

Multiple Choice

When the keyboard and mouse are placed/used correctly, which is true?

A) Elbows should be away from the body so that the back and shoulders do not become tired.
B) Wrists are bent at a 20 degree angle and should be flexed regularly to keep them stretched and loose.
C) The mouse should be gripped gently to lessen the likelihood of fatigue and injury.
D) Adjusting the monitor has no effect on the adjustment of the mouse and keyboard.